Home / 726,426.14-1,002,482.07-424,795.10

Finding the Fourth Proportional to 726,426.14, 1,002,482.07 and 424,795.10

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Solution

The fourth proportional to 726,426.14, 1,002,482.07 and 424,795.10 is: 586,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,426.14 : 1,002,482.07 = 424,795.10 : x
  2. Step 2: Convert to fraction form
    726,426.14/1,002,482.07 = 424,795.10/x
  3. Step 3: Cross multiply
    726,426.14x = 1,002,482.07 × 424,795.10
  4. Step 4: Simplify right side
    726,426.14x = 425,849,471,173.86
  5. Step 5: Solve for x
    x = 425,849,471,173.86/726,426.14
  6. Step 6: Final answer
    x = 586,225.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.